Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001599916-22-000100
Filing Date
2022-03-31
Accepted
2022-03-31 14:44:58
Documents
31
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 10-K zentrum_10k21out.htm   iXBRL 10-K 375067
2 EX-31 exhibit31.htm EX-31 11849
3 EX-32 exhibit32.htm EX-32 7541
  Complete submission text file 0001599916-22-000100.txt   1517394

Data Files

Seq Description Document Type Size
4 XBRL SCHEMA FILE zentrum-20211231.xsd EX-101.SCH 11991
5 XBRL DEFINITION FILE zentrum-20211231_def.xml EX-101.DEF 13491
6 XBRL LABEL FILE zentrum-20211231_lab.xml EX-101.LAB 109180
7 XBRL PRESENTATION FILE zentrum-20211231_pre.xml EX-101.PRE 81156
25 EXTRACTED XBRL INSTANCE DOCUMENT zentrum_10k21out_htm.xml XML 122389
Mailing Address 4-30-4F, YOTSUYA SHINJUKU-KU, JAPAN M0 160-0004
Business Address 4-30-4F, YOTSUYA SHINJUKU-KU, JAPAN M0 160-0004 81-3-6369-3727
Zentrum Holdings, Inc. (Filer) CIK: 0001818152 (see all company filings)

EIN.: 320620813 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 000-56221 | Film No.: 22791532
SIC: 4899 Communications Services, NEC